Home / 7,425.99-11,144.43-5,982.57

Finding the Fourth Proportional to 7,425.99, 11,144.43 and 5,982.57

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Solution

The fourth proportional to 7,425.99, 11,144.43 and 5,982.57 is: 8,978.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.99 : 11,144.43 = 5,982.57 : x
  2. Step 2: Convert to fraction form
    7,425.99/11,144.43 = 5,982.57/x
  3. Step 3: Cross multiply
    7,425.99x = 11,144.43 × 5,982.57
  4. Step 4: Simplify right side
    7,425.99x = 66,672,332.59
  5. Step 5: Solve for x
    x = 66,672,332.59/7,425.99
  6. Step 6: Final answer
    x = 8,978.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.